WWII: A deadly game of cat and mouse unravels its way out of this spine tingling war story as Lieutenant Yorke must find an answer to one vital question: how are German U-Boats sinking merchant ships from inside the convoys? In this gripping saga of heroism and intrigue, Yorke discovers the fate of one entire convoy. Only his wit and daring can lead to its survival and his.
Author: Dudley Pope
Series: Ned Yorke
First Published by: Martin Secker & Warburg Ltd
Date: May 1979